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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     Copyright 2009-2010    Regents of the University of Colorado.<a name="line.2"></a>
<FONT color="green">003</FONT>     All rights reserved.<a name="line.3"></a>
<FONT color="green">004</FONT>    <a name="line.4"></a>
<FONT color="green">005</FONT>     Licensed under the Apache License, Version 2.0 (the "License");<a name="line.5"></a>
<FONT color="green">006</FONT>     you may not use this file except in compliance with the License.<a name="line.6"></a>
<FONT color="green">007</FONT>     You may obtain a copy of the License at<a name="line.7"></a>
<FONT color="green">008</FONT>    <a name="line.8"></a>
<FONT color="green">009</FONT>     http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>     Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
<FONT color="green">012</FONT>     distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
<FONT color="green">013</FONT>     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
<FONT color="green">014</FONT>     See the License for the specific language governing permissions and<a name="line.14"></a>
<FONT color="green">015</FONT>     limitations under the License.<a name="line.15"></a>
<FONT color="green">016</FONT>     */<a name="line.16"></a>
<FONT color="green">017</FONT>    <a name="line.17"></a>
<FONT color="green">018</FONT>    package org.uimafit.factory;<a name="line.18"></a>
<FONT color="green">019</FONT>    <a name="line.19"></a>
<FONT color="green">020</FONT>    import static org.apache.uima.UIMAFramework.getXMLParser;<a name="line.20"></a>
<FONT color="green">021</FONT>    import static org.apache.uima.util.CasCreationUtils.mergeTypeSystems;<a name="line.21"></a>
<FONT color="green">022</FONT>    import java.io.IOException;<a name="line.22"></a>
<FONT color="green">023</FONT>    import java.io.InputStream;<a name="line.23"></a>
<FONT color="green">024</FONT>    import java.net.URL;<a name="line.24"></a>
<FONT color="green">025</FONT>    import java.util.ArrayList;<a name="line.25"></a>
<FONT color="green">026</FONT>    import java.util.Arrays;<a name="line.26"></a>
<FONT color="green">027</FONT>    import java.util.HashSet;<a name="line.27"></a>
<FONT color="green">028</FONT>    import java.util.List;<a name="line.28"></a>
<FONT color="green">029</FONT>    import java.util.Set;<a name="line.29"></a>
<FONT color="green">030</FONT>    import java.util.TreeSet;<a name="line.30"></a>
<FONT color="green">031</FONT>    <a name="line.31"></a>
<FONT color="green">032</FONT>    import org.apache.commons.io.IOUtils;<a name="line.32"></a>
<FONT color="green">033</FONT>    import org.apache.commons.logging.LogFactory;<a name="line.33"></a>
<FONT color="green">034</FONT>    import org.apache.uima.resource.ResourceInitializationException;<a name="line.34"></a>
<FONT color="green">035</FONT>    import org.apache.uima.resource.metadata.Import;<a name="line.35"></a>
<FONT color="green">036</FONT>    import org.apache.uima.resource.metadata.TypeSystemDescription;<a name="line.36"></a>
<FONT color="green">037</FONT>    import org.apache.uima.resource.metadata.impl.Import_impl;<a name="line.37"></a>
<FONT color="green">038</FONT>    import org.apache.uima.resource.metadata.impl.TypeSystemDescription_impl;<a name="line.38"></a>
<FONT color="green">039</FONT>    import org.apache.uima.util.InvalidXMLException;<a name="line.39"></a>
<FONT color="green">040</FONT>    import org.apache.uima.util.XMLInputSource;<a name="line.40"></a>
<FONT color="green">041</FONT>    import org.springframework.core.io.Resource;<a name="line.41"></a>
<FONT color="green">042</FONT>    import org.springframework.core.io.support.PathMatchingResourcePatternResolver;<a name="line.42"></a>
<FONT color="green">043</FONT>    <a name="line.43"></a>
<FONT color="green">044</FONT>    /**<a name="line.44"></a>
<FONT color="green">045</FONT>     * @author Steven Bethard, Philip Ogren<a name="line.45"></a>
<FONT color="green">046</FONT>     * @author Richard Eckart de Castilho<a name="line.46"></a>
<FONT color="green">047</FONT>     */<a name="line.47"></a>
<FONT color="green">048</FONT>    public final class TypeSystemDescriptionFactory {<a name="line.48"></a>
<FONT color="green">049</FONT>            private TypeSystemDescriptionFactory() {<a name="line.49"></a>
<FONT color="green">050</FONT>                    // This class is not meant to be instantiated<a name="line.50"></a>
<FONT color="green">051</FONT>            }<a name="line.51"></a>
<FONT color="green">052</FONT>    <a name="line.52"></a>
<FONT color="green">053</FONT>            /**<a name="line.53"></a>
<FONT color="green">054</FONT>             * System property indicating which locations to scan for type descriptions. A list of locations<a name="line.54"></a>
<FONT color="green">055</FONT>             * may be given separated by ";".<a name="line.55"></a>
<FONT color="green">056</FONT>             */<a name="line.56"></a>
<FONT color="green">057</FONT>            public static final String TYPE_IMPORT_PATTERN = "org.uimafit.type.import_pattern";<a name="line.57"></a>
<FONT color="green">058</FONT>    <a name="line.58"></a>
<FONT color="green">059</FONT>            /**<a name="line.59"></a>
<FONT color="green">060</FONT>             * Type manifest location.<a name="line.60"></a>
<FONT color="green">061</FONT>             */<a name="line.61"></a>
<FONT color="green">062</FONT>            public static final String TYPE_MANIFEST_PATTERN = "classpath*:META-INF/org.uimafit/types.txt";<a name="line.62"></a>
<FONT color="green">063</FONT>    <a name="line.63"></a>
<FONT color="green">064</FONT>            private static String[] typeDescriptorLocations;<a name="line.64"></a>
<FONT color="green">065</FONT>    <a name="line.65"></a>
<FONT color="green">066</FONT>            /**<a name="line.66"></a>
<FONT color="green">067</FONT>             * Creates a TypeSystemDescription from a list of classes belonging to a type system - i.e.<a name="line.67"></a>
<FONT color="green">068</FONT>             * classes generated by JCasGen. It is expected that for each of the classes passed to this<a name="line.68"></a>
<FONT color="green">069</FONT>             * method, an XML type description exists with the same name as the class and in the same<a name="line.69"></a>
<FONT color="green">070</FONT>             * package. It is further expected, that each of these type system descriptors declares<a name="line.70"></a>
<FONT color="green">071</FONT>             * a single type, for which a JCas wrapper class has been generated, which has been passed to<a name="line.71"></a>
<FONT color="green">072</FONT>             * this method.<a name="line.72"></a>
<FONT color="green">073</FONT>             * &lt;br&gt;<a name="line.73"></a>
<FONT color="green">074</FONT>             * Shortly: this is probably not the method you want to use. If you declare only one type per<a name="line.74"></a>
<FONT color="green">075</FONT>             * XML type descriptor, you'll end up with LOTS of these.<a name="line.75"></a>
<FONT color="green">076</FONT>             *<a name="line.76"></a>
<FONT color="green">077</FONT>             * @param typeSystemClasses<a name="line.77"></a>
<FONT color="green">078</FONT>             *            The type system class objects. Should be classes generated by JCasGen.<a name="line.78"></a>
<FONT color="green">079</FONT>             * @return A TypeSystemDescription that includes all of the specified Annotation types.<a name="line.79"></a>
<FONT color="green">080</FONT>             */<a name="line.80"></a>
<FONT color="green">081</FONT>            public static TypeSystemDescription createTypeSystemDescription(Class&lt;?&gt;... typeSystemClasses) {<a name="line.81"></a>
<FONT color="green">082</FONT>                    TypeSystemDescription typeSystem = new TypeSystemDescription_impl();<a name="line.82"></a>
<FONT color="green">083</FONT>                    List&lt;Import&gt; imports = new ArrayList&lt;Import&gt;();<a name="line.83"></a>
<FONT color="green">084</FONT>                    for (Class&lt;?&gt; typeSystemClass : typeSystemClasses) {<a name="line.84"></a>
<FONT color="green">085</FONT>                            Import imprt = new Import_impl();<a name="line.85"></a>
<FONT color="green">086</FONT>                            imprt.setName(typeSystemClass.getName());<a name="line.86"></a>
<FONT color="green">087</FONT>                            imports.add(imprt);<a name="line.87"></a>
<FONT color="green">088</FONT>                    }<a name="line.88"></a>
<FONT color="green">089</FONT>                    Import[] importArray = new Import[imports.size()];<a name="line.89"></a>
<FONT color="green">090</FONT>                    typeSystem.setImports(imports.toArray(importArray));<a name="line.90"></a>
<FONT color="green">091</FONT>                    return typeSystem;<a name="line.91"></a>
<FONT color="green">092</FONT>            }<a name="line.92"></a>
<FONT color="green">093</FONT>    <a name="line.93"></a>
<FONT color="green">094</FONT>            /**<a name="line.94"></a>
<FONT color="green">095</FONT>             * Creates a TypeSystemDescription from descriptor names.<a name="line.95"></a>
<FONT color="green">096</FONT>             *<a name="line.96"></a>
<FONT color="green">097</FONT>             * @param descriptorNames<a name="line.97"></a>
<FONT color="green">098</FONT>             *            The fully qualified, Java-style, dotted descriptor names.<a name="line.98"></a>
<FONT color="green">099</FONT>             * @return A TypeSystemDescription that includes the types from all of the specified files.<a name="line.99"></a>
<FONT color="green">100</FONT>             */<a name="line.100"></a>
<FONT color="green">101</FONT>            public static TypeSystemDescription createTypeSystemDescription(String... descriptorNames) {<a name="line.101"></a>
<FONT color="green">102</FONT>                    TypeSystemDescription typeSystem = new TypeSystemDescription_impl();<a name="line.102"></a>
<FONT color="green">103</FONT>                    List&lt;Import&gt; imports = new ArrayList&lt;Import&gt;();<a name="line.103"></a>
<FONT color="green">104</FONT>                    for (String descriptorName : descriptorNames) {<a name="line.104"></a>
<FONT color="green">105</FONT>                            Import imp = new Import_impl();<a name="line.105"></a>
<FONT color="green">106</FONT>                            imp.setName(descriptorName);<a name="line.106"></a>
<FONT color="green">107</FONT>                            imports.add(imp);<a name="line.107"></a>
<FONT color="green">108</FONT>                    }<a name="line.108"></a>
<FONT color="green">109</FONT>                    Import[] importArray = new Import[imports.size()];<a name="line.109"></a>
<FONT color="green">110</FONT>                    typeSystem.setImports(imports.toArray(importArray));<a name="line.110"></a>
<FONT color="green">111</FONT>                    return typeSystem;<a name="line.111"></a>
<FONT color="green">112</FONT>            }<a name="line.112"></a>
<FONT color="green">113</FONT>    <a name="line.113"></a>
<FONT color="green">114</FONT>            /**<a name="line.114"></a>
<FONT color="green">115</FONT>             * Creates a TypeSystemDescription from a descriptor file<a name="line.115"></a>
<FONT color="green">116</FONT>             *<a name="line.116"></a>
<FONT color="green">117</FONT>             * @param descriptorURIs<a name="line.117"></a>
<FONT color="green">118</FONT>             *            The descriptor file paths.<a name="line.118"></a>
<FONT color="green">119</FONT>             * @return A TypeSystemDescription that includes the types from all of the specified files.<a name="line.119"></a>
<FONT color="green">120</FONT>             */<a name="line.120"></a>
<FONT color="green">121</FONT>            public static TypeSystemDescription createTypeSystemDescriptionFromPath(<a name="line.121"></a>
<FONT color="green">122</FONT>                            String... descriptorURIs) {<a name="line.122"></a>
<FONT color="green">123</FONT>                    TypeSystemDescription typeSystem = new TypeSystemDescription_impl();<a name="line.123"></a>
<FONT color="green">124</FONT>                    List&lt;Import&gt; imports = new ArrayList&lt;Import&gt;();<a name="line.124"></a>
<FONT color="green">125</FONT>                    for (String descriptorURI : descriptorURIs) {<a name="line.125"></a>
<FONT color="green">126</FONT>                            Import imp = new Import_impl();<a name="line.126"></a>
<FONT color="green">127</FONT>                            imp.setLocation(descriptorURI);<a name="line.127"></a>
<FONT color="green">128</FONT>                            imports.add(imp);<a name="line.128"></a>
<FONT color="green">129</FONT>                    }<a name="line.129"></a>
<FONT color="green">130</FONT>                    Import[] importArray = new Import[imports.size()];<a name="line.130"></a>
<FONT color="green">131</FONT>                    typeSystem.setImports(imports.toArray(importArray));<a name="line.131"></a>
<FONT color="green">132</FONT>                    return typeSystem;<a name="line.132"></a>
<FONT color="green">133</FONT>            }<a name="line.133"></a>
<FONT color="green">134</FONT>    <a name="line.134"></a>
<FONT color="green">135</FONT>            /**<a name="line.135"></a>
<FONT color="green">136</FONT>             * Creates a {@link TypeSystemDescription} from all type descriptions that can be found via the<a name="line.136"></a>
<FONT color="green">137</FONT>             * {@link #TYPE_IMPORT_PATTERN} or via the {@code META-INF/org.uimafit/types.txt} files in the<a name="line.137"></a>
<FONT color="green">138</FONT>             * classpath.<a name="line.138"></a>
<FONT color="green">139</FONT>             *<a name="line.139"></a>
<FONT color="green">140</FONT>             * @return the auto-scanned type system.<a name="line.140"></a>
<FONT color="green">141</FONT>             * @throws ResourceInitializationException<a name="line.141"></a>
<FONT color="green">142</FONT>             */<a name="line.142"></a>
<FONT color="green">143</FONT>            public static TypeSystemDescription createTypeSystemDescription()<a name="line.143"></a>
<FONT color="green">144</FONT>                            throws ResourceInitializationException {<a name="line.144"></a>
<FONT color="green">145</FONT>                    List&lt;TypeSystemDescription&gt; tsdList = new ArrayList&lt;TypeSystemDescription&gt;();<a name="line.145"></a>
<FONT color="green">146</FONT>                    for (String location : scanTypeDescriptors()) {<a name="line.146"></a>
<FONT color="green">147</FONT>                            try {<a name="line.147"></a>
<FONT color="green">148</FONT>                                    XMLInputSource xmlInputType1 = new XMLInputSource(location);<a name="line.148"></a>
<FONT color="green">149</FONT>                                    tsdList.add(getXMLParser().parseTypeSystemDescription(xmlInputType1));<a name="line.149"></a>
<FONT color="green">150</FONT>                                    LogFactory.getLog(TypeSystemDescription.class).debug(<a name="line.150"></a>
<FONT color="green">151</FONT>                                                    "Detected type system at [" + location + "]");<a name="line.151"></a>
<FONT color="green">152</FONT>                            }<a name="line.152"></a>
<FONT color="green">153</FONT>                            catch (IOException e) {<a name="line.153"></a>
<FONT color="green">154</FONT>                                    throw new ResourceInitializationException(e);<a name="line.154"></a>
<FONT color="green">155</FONT>                            }<a name="line.155"></a>
<FONT color="green">156</FONT>                            catch (InvalidXMLException e) {<a name="line.156"></a>
<FONT color="green">157</FONT>                                    LogFactory.getLog(TypeSystemDescription.class).warn(<a name="line.157"></a>
<FONT color="green">158</FONT>                                                    "[" + location + "] is not a type file. Ignoring.", e);<a name="line.158"></a>
<FONT color="green">159</FONT>                            }<a name="line.159"></a>
<FONT color="green">160</FONT>                    }<a name="line.160"></a>
<FONT color="green">161</FONT>    <a name="line.161"></a>
<FONT color="green">162</FONT>                    return mergeTypeSystems(tsdList);<a name="line.162"></a>
<FONT color="green">163</FONT>            }<a name="line.163"></a>
<FONT color="green">164</FONT>    <a name="line.164"></a>
<FONT color="green">165</FONT>            /**<a name="line.165"></a>
<FONT color="green">166</FONT>             * Get all currently accessible type system descriptor locations. A scan is actually only<a name="line.166"></a>
<FONT color="green">167</FONT>             * performed on the first call and the locations are cached. To force a re-scan use<a name="line.167"></a>
<FONT color="green">168</FONT>             * {@link #forceTypeDescriptorsScan()}.<a name="line.168"></a>
<FONT color="green">169</FONT>             *<a name="line.169"></a>
<FONT color="green">170</FONT>             * @return an array of locations.<a name="line.170"></a>
<FONT color="green">171</FONT>             * @throws ResourceInitializationException<a name="line.171"></a>
<FONT color="green">172</FONT>             *             if the locations could not be resolved.<a name="line.172"></a>
<FONT color="green">173</FONT>             */<a name="line.173"></a>
<FONT color="green">174</FONT>            public static String[] scanTypeDescriptors() throws ResourceInitializationException {<a name="line.174"></a>
<FONT color="green">175</FONT>                    if (typeDescriptorLocations == null) {<a name="line.175"></a>
<FONT color="green">176</FONT>                            typeDescriptorLocations = resolve(scanImportsAndManifests(TYPE_MANIFEST_PATTERN,<a name="line.176"></a>
<FONT color="green">177</FONT>                                            TYPE_IMPORT_PATTERN));<a name="line.177"></a>
<FONT color="green">178</FONT>                    }<a name="line.178"></a>
<FONT color="green">179</FONT>                    return typeDescriptorLocations;<a name="line.179"></a>
<FONT color="green">180</FONT>            }<a name="line.180"></a>
<FONT color="green">181</FONT>    <a name="line.181"></a>
<FONT color="green">182</FONT>            /**<a name="line.182"></a>
<FONT color="green">183</FONT>             * Force rescan of type descriptors. The next call to {@link #scanTypeDescriptors()} will rescan<a name="line.183"></a>
<FONT color="green">184</FONT>             * all auto-import locations.<a name="line.184"></a>
<FONT color="green">185</FONT>             */<a name="line.185"></a>
<FONT color="green">186</FONT>            public static void forceTypeDescriptorsScan() {<a name="line.186"></a>
<FONT color="green">187</FONT>                    typeDescriptorLocations = null;<a name="line.187"></a>
<FONT color="green">188</FONT>            }<a name="line.188"></a>
<FONT color="green">189</FONT>    <a name="line.189"></a>
<FONT color="green">190</FONT>            /**<a name="line.190"></a>
<FONT color="green">191</FONT>             * Scan patterns from manifest files and from the specified system property.<a name="line.191"></a>
<FONT color="green">192</FONT>             *<a name="line.192"></a>
<FONT color="green">193</FONT>             * @param manifestPatterns pattern matching the manifest files.<a name="line.193"></a>
<FONT color="green">194</FONT>             * @param importProperty system property containing additional patterns.<a name="line.194"></a>
<FONT color="green">195</FONT>             * @return array or all patterns found.<a name="line.195"></a>
<FONT color="green">196</FONT>             */<a name="line.196"></a>
<FONT color="green">197</FONT>            public static String[] scanImportsAndManifests(String manifestPatterns, String importProperty)<a name="line.197"></a>
<FONT color="green">198</FONT>                            throws ResourceInitializationException {<a name="line.198"></a>
<FONT color="green">199</FONT>                    ArrayList&lt;String&gt; patterns = new ArrayList&lt;String&gt;();<a name="line.199"></a>
<FONT color="green">200</FONT>    <a name="line.200"></a>
<FONT color="green">201</FONT>                    // Scan auto-import locations<a name="line.201"></a>
<FONT color="green">202</FONT>                    patterns.addAll(Arrays.asList(System.getProperty(importProperty, "").split(";")));<a name="line.202"></a>
<FONT color="green">203</FONT>    <a name="line.203"></a>
<FONT color="green">204</FONT>                    // Scan manifest<a name="line.204"></a>
<FONT color="green">205</FONT>                    for (String mfUrl : resolve(manifestPatterns)) {<a name="line.205"></a>
<FONT color="green">206</FONT>                            InputStream is = null;<a name="line.206"></a>
<FONT color="green">207</FONT>                            try {<a name="line.207"></a>
<FONT color="green">208</FONT>                                    is = new URL(mfUrl).openStream();<a name="line.208"></a>
<FONT color="green">209</FONT>                                    @SuppressWarnings("unchecked")<a name="line.209"></a>
<FONT color="green">210</FONT>                                    List&lt;? extends String&gt; lines = IOUtils.readLines(is);<a name="line.210"></a>
<FONT color="green">211</FONT>                                    patterns.addAll(lines);<a name="line.211"></a>
<FONT color="green">212</FONT>                            }<a name="line.212"></a>
<FONT color="green">213</FONT>                            catch (IOException e) {<a name="line.213"></a>
<FONT color="green">214</FONT>                                    throw new ResourceInitializationException(e);<a name="line.214"></a>
<FONT color="green">215</FONT>                            }<a name="line.215"></a>
<FONT color="green">216</FONT>                            finally {<a name="line.216"></a>
<FONT color="green">217</FONT>                                    IOUtils.closeQuietly(is);<a name="line.217"></a>
<FONT color="green">218</FONT>                            }<a name="line.218"></a>
<FONT color="green">219</FONT>                    }<a name="line.219"></a>
<FONT color="green">220</FONT>    <a name="line.220"></a>
<FONT color="green">221</FONT>                    return patterns.toArray(new String[patterns.size()]);<a name="line.221"></a>
<FONT color="green">222</FONT>            }<a name="line.222"></a>
<FONT color="green">223</FONT>    <a name="line.223"></a>
<FONT color="green">224</FONT>            /**<a name="line.224"></a>
<FONT color="green">225</FONT>             * Resolve a list of patterns to a set of URLs.<a name="line.225"></a>
<FONT color="green">226</FONT>             *<a name="line.226"></a>
<FONT color="green">227</FONT>             * @param patterns<a name="line.227"></a>
<FONT color="green">228</FONT>             * @return an array of locations.<a name="line.228"></a>
<FONT color="green">229</FONT>             * @throws ResourceInitializationException<a name="line.229"></a>
<FONT color="green">230</FONT>             *             if the locations could not be resolved.<a name="line.230"></a>
<FONT color="green">231</FONT>             */<a name="line.231"></a>
<FONT color="green">232</FONT>            public static String[] resolve(String... patterns) throws ResourceInitializationException {<a name="line.232"></a>
<FONT color="green">233</FONT>                    Set&lt;String&gt; locations = new HashSet&lt;String&gt;();<a name="line.233"></a>
<FONT color="green">234</FONT>                    PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();<a name="line.234"></a>
<FONT color="green">235</FONT>                    try {<a name="line.235"></a>
<FONT color="green">236</FONT>                            // Scan auto-import locations. Using a set to avoid scanning a pattern twice.<a name="line.236"></a>
<FONT color="green">237</FONT>                            for (String pattern : new TreeSet&lt;String&gt;(Arrays.asList(patterns))) {<a name="line.237"></a>
<FONT color="green">238</FONT>                                    String p = pattern.trim();<a name="line.238"></a>
<FONT color="green">239</FONT>                                    if (p.length() == 0) {<a name="line.239"></a>
<FONT color="green">240</FONT>                                            continue;<a name="line.240"></a>
<FONT color="green">241</FONT>                                    }<a name="line.241"></a>
<FONT color="green">242</FONT>                                    for (Resource r : resolver.getResources(pattern)) {<a name="line.242"></a>
<FONT color="green">243</FONT>                                            locations.add(r.getURL().toString());<a name="line.243"></a>
<FONT color="green">244</FONT>                                    }<a name="line.244"></a>
<FONT color="green">245</FONT>                            }<a name="line.245"></a>
<FONT color="green">246</FONT>                            return locations.toArray(new String[locations.size()]);<a name="line.246"></a>
<FONT color="green">247</FONT>                    }<a name="line.247"></a>
<FONT color="green">248</FONT>                    catch (IOException e) {<a name="line.248"></a>
<FONT color="green">249</FONT>                            throw new ResourceInitializationException(e);<a name="line.249"></a>
<FONT color="green">250</FONT>                    }<a name="line.250"></a>
<FONT color="green">251</FONT>            }<a name="line.251"></a>
<FONT color="green">252</FONT>    }<a name="line.252"></a>




























































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